Aviso de seguridad de Debian

DSA-731-1 krb4 -- desbordamientos de buffer

Fecha del informe:
2 de jun de 2005
Paquetes afectados:
krb4
Vulnerable:
Referencias a bases de datos de seguridad:
En el diccionario CVE de Mitre: CVE-2005-0468, CVE-2005-0469.
Notas y avisos de incidentes y vulnerabilidades en CERT: VU#341908, VU#291924.
Información adicional:

Se han descubierto algunos problemas en los clientes de telnet, de los que podían sacar provecho daemons perniciosos con los que se conectase el cliente. El proyecto Common Vulnerabilities and Exposures identifica los siguientes problemas:

  • CAN-2005-0468

    Gaël Delalleau descubrió un desbordamiento de buffer en la función env_opt_add() que permitía a un atacante remoto ejecutar código arbitrario.

  • CAN-2005-0469

    Gaël Delalleau descubrió un desbordamiento de buffer en la gestión de las subopciones LINEMODE en los clientes de telnet. Esto podía conducir a la ejecución de código arbitrario cuando se conectara a un servidor pernicioso.

Para la distribución estable (woody), estos problemas se han corregido en la versión 1.1-8-2.4.

Para la distribución en pruebas (sarge), estos problemas se han corregido en la versión 1.2.2-11.2.

Para la distribución inestable (sid), estos problemas se han corregido en la versión 1.2.2-11.2.

Le recomendamos que actualice los paquetes de krb4.

Arreglado en:

Debian GNU/Linux 3.0 (woody)

Fuentes:
http://security.debian.org/pool/updates/main/k/krb4/krb4_1.1-8-2.4.dsc
http://security.debian.org/pool/updates/main/k/krb4/krb4_1.1-8-2.4.tar.gz
Componentes independientes de la arquitectura:
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-docs_1.1-8-2.4_all.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-services_1.1-8-2.4_all.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-user_1.1-8-2.4_all.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-x11_1.1-8-2.4_all.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth1_1.1-8-2.4_all.deb
Alpha:
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients_1.1-8-2.4_alpha.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients-x_1.1-8-2.4_alpha.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev_1.1-8-2.4_alpha.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev-common_1.1-8-2.4_alpha.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kdc_1.1-8-2.4_alpha.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kip_1.1-8-2.4_alpha.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers_1.1-8-2.4_alpha.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers-x_1.1-8-2.4_alpha.deb
http://security.debian.org/pool/updates/main/k/krb4/libacl1-kerberos4kth_1.1-8-2.4_alpha.deb
http://security.debian.org/pool/updates/main/k/krb4/libkadm1-kerberos4kth_1.1-8-2.4_alpha.deb
http://security.debian.org/pool/updates/main/k/krb4/libkdb-1-kerberos4kth_1.1-8-2.4_alpha.deb
http://security.debian.org/pool/updates/main/k/krb4/libkrb-1-kerberos4kth_1.1-8-2.4_alpha.deb
ARM:
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients_1.1-8-2.4_arm.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients-x_1.1-8-2.4_arm.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev_1.1-8-2.4_arm.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev-common_1.1-8-2.4_arm.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kdc_1.1-8-2.4_arm.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kip_1.1-8-2.4_arm.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers_1.1-8-2.4_arm.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers-x_1.1-8-2.4_arm.deb
http://security.debian.org/pool/updates/main/k/krb4/libacl1-kerberos4kth_1.1-8-2.4_arm.deb
http://security.debian.org/pool/updates/main/k/krb4/libkadm1-kerberos4kth_1.1-8-2.4_arm.deb
http://security.debian.org/pool/updates/main/k/krb4/libkdb-1-kerberos4kth_1.1-8-2.4_arm.deb
http://security.debian.org/pool/updates/main/k/krb4/libkrb-1-kerberos4kth_1.1-8-2.4_arm.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients_1.1-8-2.4_i386.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients-x_1.1-8-2.4_i386.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev_1.1-8-2.4_i386.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev-common_1.1-8-2.4_i386.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kdc_1.1-8-2.4_i386.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kip_1.1-8-2.4_i386.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers_1.1-8-2.4_i386.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers-x_1.1-8-2.4_i386.deb
http://security.debian.org/pool/updates/main/k/krb4/libacl1-kerberos4kth_1.1-8-2.4_i386.deb
http://security.debian.org/pool/updates/main/k/krb4/libkadm1-kerberos4kth_1.1-8-2.4_i386.deb
http://security.debian.org/pool/updates/main/k/krb4/libkdb-1-kerberos4kth_1.1-8-2.4_i386.deb
http://security.debian.org/pool/updates/main/k/krb4/libkrb-1-kerberos4kth_1.1-8-2.4_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients_1.1-8-2.4_ia64.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients-x_1.1-8-2.4_ia64.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev_1.1-8-2.4_ia64.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev-common_1.1-8-2.4_ia64.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kdc_1.1-8-2.4_ia64.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kip_1.1-8-2.4_ia64.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers_1.1-8-2.4_ia64.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers-x_1.1-8-2.4_ia64.deb
http://security.debian.org/pool/updates/main/k/krb4/libacl1-kerberos4kth_1.1-8-2.4_ia64.deb
http://security.debian.org/pool/updates/main/k/krb4/libkadm1-kerberos4kth_1.1-8-2.4_ia64.deb
http://security.debian.org/pool/updates/main/k/krb4/libkdb-1-kerberos4kth_1.1-8-2.4_ia64.deb
http://security.debian.org/pool/updates/main/k/krb4/libkrb-1-kerberos4kth_1.1-8-2.4_ia64.deb
HPPA:
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients_1.1-8-2.4_hppa.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients-x_1.1-8-2.4_hppa.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev_1.1-8-2.4_hppa.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev-common_1.1-8-2.4_hppa.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kdc_1.1-8-2.4_hppa.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kip_1.1-8-2.4_hppa.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers_1.1-8-2.4_hppa.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers-x_1.1-8-2.4_hppa.deb
http://security.debian.org/pool/updates/main/k/krb4/libacl1-kerberos4kth_1.1-8-2.4_hppa.deb
http://security.debian.org/pool/updates/main/k/krb4/libkadm1-kerberos4kth_1.1-8-2.4_hppa.deb
http://security.debian.org/pool/updates/main/k/krb4/libkdb-1-kerberos4kth_1.1-8-2.4_hppa.deb
http://security.debian.org/pool/updates/main/k/krb4/libkrb-1-kerberos4kth_1.1-8-2.4_hppa.deb
Motorola 680x0:
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients_1.1-8-2.4_m68k.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients-x_1.1-8-2.4_m68k.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev_1.1-8-2.4_m68k.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev-common_1.1-8-2.4_m68k.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kdc_1.1-8-2.4_m68k.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kip_1.1-8-2.4_m68k.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers_1.1-8-2.4_m68k.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers-x_1.1-8-2.4_m68k.deb
http://security.debian.org/pool/updates/main/k/krb4/libacl1-kerberos4kth_1.1-8-2.4_m68k.deb
http://security.debian.org/pool/updates/main/k/krb4/libkadm1-kerberos4kth_1.1-8-2.4_m68k.deb
http://security.debian.org/pool/updates/main/k/krb4/libkdb-1-kerberos4kth_1.1-8-2.4_m68k.deb
http://security.debian.org/pool/updates/main/k/krb4/libkrb-1-kerberos4kth_1.1-8-2.4_m68k.deb
Big endian MIPS:
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients_1.1-8-2.4_mips.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients-x_1.1-8-2.4_mips.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev_1.1-8-2.4_mips.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev-common_1.1-8-2.4_mips.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kdc_1.1-8-2.4_mips.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kip_1.1-8-2.4_mips.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers_1.1-8-2.4_mips.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers-x_1.1-8-2.4_mips.deb
http://security.debian.org/pool/updates/main/k/krb4/libacl1-kerberos4kth_1.1-8-2.4_mips.deb
http://security.debian.org/pool/updates/main/k/krb4/libkadm1-kerberos4kth_1.1-8-2.4_mips.deb
http://security.debian.org/pool/updates/main/k/krb4/libkdb-1-kerberos4kth_1.1-8-2.4_mips.deb
http://security.debian.org/pool/updates/main/k/krb4/libkrb-1-kerberos4kth_1.1-8-2.4_mips.deb
Little endian MIPS:
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients_1.1-8-2.4_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients-x_1.1-8-2.4_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev_1.1-8-2.4_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev-common_1.1-8-2.4_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kdc_1.1-8-2.4_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kip_1.1-8-2.4_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers_1.1-8-2.4_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers-x_1.1-8-2.4_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb4/libacl1-kerberos4kth_1.1-8-2.4_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb4/libkadm1-kerberos4kth_1.1-8-2.4_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb4/libkdb-1-kerberos4kth_1.1-8-2.4_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb4/libkrb-1-kerberos4kth_1.1-8-2.4_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients_1.1-8-2.4_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients-x_1.1-8-2.4_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev_1.1-8-2.4_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev-common_1.1-8-2.4_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kdc_1.1-8-2.4_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kip_1.1-8-2.4_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers_1.1-8-2.4_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers-x_1.1-8-2.4_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb4/libacl1-kerberos4kth_1.1-8-2.4_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb4/libkadm1-kerberos4kth_1.1-8-2.4_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb4/libkdb-1-kerberos4kth_1.1-8-2.4_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb4/libkrb-1-kerberos4kth_1.1-8-2.4_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients_1.1-8-2.4_s390.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients-x_1.1-8-2.4_s390.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev_1.1-8-2.4_s390.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev-common_1.1-8-2.4_s390.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kdc_1.1-8-2.4_s390.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kip_1.1-8-2.4_s390.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers_1.1-8-2.4_s390.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers-x_1.1-8-2.4_s390.deb
http://security.debian.org/pool/updates/main/k/krb4/libacl1-kerberos4kth_1.1-8-2.4_s390.deb
http://security.debian.org/pool/updates/main/k/krb4/libkadm1-kerberos4kth_1.1-8-2.4_s390.deb
http://security.debian.org/pool/updates/main/k/krb4/libkdb-1-kerberos4kth_1.1-8-2.4_s390.deb
http://security.debian.org/pool/updates/main/k/krb4/libkrb-1-kerberos4kth_1.1-8-2.4_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients_1.1-8-2.4_sparc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-clients-x_1.1-8-2.4_sparc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev_1.1-8-2.4_sparc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-dev-common_1.1-8-2.4_sparc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kdc_1.1-8-2.4_sparc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-kip_1.1-8-2.4_sparc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers_1.1-8-2.4_sparc.deb
http://security.debian.org/pool/updates/main/k/krb4/kerberos4kth-servers-x_1.1-8-2.4_sparc.deb
http://security.debian.org/pool/updates/main/k/krb4/libacl1-kerberos4kth_1.1-8-2.4_sparc.deb
http://security.debian.org/pool/updates/main/k/krb4/libkadm1-kerberos4kth_1.1-8-2.4_sparc.deb
http://security.debian.org/pool/updates/main/k/krb4/libkdb-1-kerberos4kth_1.1-8-2.4_sparc.deb
http://security.debian.org/pool/updates/main/k/krb4/libkrb-1-kerberos4kth_1.1-8-2.4_sparc.deb

Las sumas MD5 de los ficheros que se listan están disponibles en el aviso original.